THE HYDROMETEOROLOGICAL PREDICTION CENTER

CAMP SPRINGS, MD


STORM SUMMARY MESSAGE



STORM SUMMARY NUMBER 01 FOR MASSIVE U.S. WINTER STORM
NWS HYDROMETEOROLOGICAL PREDICTION CENTER CAMP SPRINGS MD
400 AM EST TUE FEB 01 2011
 
...A MASSIVE WINTER STORM IS BRINGING SNOW...ICE...HEAVY RAIN AND
SEVERE THUNDERSTORMS TO A LARGE PORTION OF THE GREAT PLAINS AND
MIDWEST...
 
A LARGE SWATH OF BLIZZARD WARNINGS...WINTER STORM
WARNINGS...FREEZING RAIN ADVISORIES...WINTER WEATHER ADVISORIES
AND WINTER STORM WATCHES ARE IN EFFECT...STRETCHING FROM NEW
MEXICO AND THE SOUTHERN PLAINS NORTHEASTWARD THROUGH THE MIDWEST
AND INTO THE UPPER MID-ATLANTIC AND NEW ENGLAND.
 
FOR A DETAILED GRAPHICAL DEPICTION OF THE LATEST
WATCHES...WARNINGS AND ADVISORIES...PLEASE SEE WWW.WEATHER.GOV

AT 300 AM EST...HEAVY PRECIPITATION IS FALLING TO THE NORTH OF A
FRONT EXTENDING FROM CENTRAL TEXAS NORTHEAST THROUGH THE MIDDLE
MISSISSIPPI VALLEY INTO THE OHIO VALLEY. SNOW IS FALLING ACROSS
MUCH OF THE PLAINS AND FROM THE UPPER MIDWEST INTO THE NORTHERN
MID ATLANTIC STATES AND SOUTHERN NEW ENGLAND. A THICK BAND OF ICE
IS IMPACTING THE OHIO VALLEY...WITH A CHANGE OVER TO RAIN JUST
ALONG THE FRONT.

...SELECTED STORM TOTAL SLEET IN INCHES FROM 700 AM EST MON JAN 31
THROUGH 300 AM EST TUE FEB 01...

...MISSOURI...
WEBB CITY                             1.00

...OKLAHOMA...
SULPHUR                               2.00                    

...TEXAS...
BOWIE                                 0.75                     

...SELECTED STORM TOTAL FREEZING RAIN ICE AMOUNTS IN INCHES FROM
700 AM EST MON JAN 31 THROUGH 300 AM EST TUE FEB 01...

...ILLINOIS...
LANE                                  0.30                     
MOUNT ZION                            0.30                     
CHARLESTON                            0.25                     
DANVILLE                              0.20                     
EFFINGHAM                             0.20                     

...INDIANA...
INDIANAPOLIS                          0.61
JAMESTOWN 1 E                         0.30                     

...MISSOURI...
HIGHLAND 3 E                          0.10                     
MACON                                 0.10                     

...OHIO...
ENGLEWOOD 4 N                         0.12                     


A DEEP UPPER LEVEL TROUGH AND INTENSE ENERGY AT THE MIDDLE AND
UPPER LEVELS OF THE ATMOSPHERE ARE DRIVING THE LARGE SCALE WINTRY
PRECIPITATION EVENT OVER THE CENTER OF THE COUNTRY. AS THIS ENERGY
CONTINUES TO INTENSIFY THROUGHOUT THE DAY TUESDAY...SO WILL THE
PRECIPITATION. PRECIPITATION WILL CONTINUE TO FILL IN OVER THE
MIDWEST...CENTRAL AND SOUTHERN PLAINS...MID ATLANTIC AND
NORTHEASTERN U.S. OVER THE NEXT SEVERAL HOURS. A THICK BAND OF ICE
WILL CONTINUE TO FALL ACROSS CENTRAL OKLAHOMA AND WILL EXPAND INTO
THE CENTRAL MISSISSIPPI VALLEY THIS MORNING...FILLING IN THE GAPS
BETWEEN THE ICE STORMS IN THE PLAINS AND THE OHIO VALLEY. SNOW
WILL BLANKET THE AREA TO THE NORTH OF THE ICE BAND WHILE RAIN AND
THUNDERSTORMS OCCUR TO THE SOUTH. SOME OF THESE THUNDERSTORMS MAY
BE SEVERE. THIS SYSTEM WILL IMPACT THE CENTRAL U.S. THROUGH
WEDNESDAY...THE OHIO AND TENNESSEE RIVER VALLEYS THROUGH THURSDAY
AND WILL FINALLY PUSH OFF THE ATLANTIC COAST ON THURSDAY INTO
FRIDAY.

THE NEXT STORM SUMMARY WILL BE ISSUED BY THE HYDROMETEOROLOGICAL
PREDICTION CENTER AT 1000 AM EST. PLEASE REFER TO YOUR LOCAL
NATIONAL WEATHER SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS
EVENT.

COLLINS




Last Updated: 332 AM EST TUE FEB 01 2011